12191126336 has 56 divisors (see below), whose sum is σ = 24404116800. Its totient is φ = 6042240000.

The previous prime is 12191126317. The next prime is 12191126341. The reversal of 12191126336 is 63362119121.

It is a super-2 number, since 2×12191126336² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12191126296 and 12191126305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5807015 + ... + 5809113.

It is an arithmetic number, because the mean of its divisors is an integer number (435787800).

Almost surely, 2^12191126336 is an apocalyptic number.

12191126336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12191126336 is an abundant number, since it is smaller than the sum of its proper divisors (12212990464).

12191126336 is a wasteful number, since it uses less digits than its factorization.

12191126336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2863 (or 2853 counting only the distinct ones).

The product of its digits is 11664, while the sum is 35.

The spelling of 12191126336 in words is "twelve billion, one hundred ninety-one million, one hundred twenty-six thousand, three hundred thirty-six".